/* /survey/guide/ (V85) — same palette as the survey page */
:root{--ink:#1c3a24;--muted:#4f6150;--bg:#f4f8ef;--card:#fff;--line:#e6eddd;--accent:#2d6e1a;--accent-s:#e8f5e0;--line-strong:#7b8673}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{margin:0;font-family:system-ui,-apple-system,"Segoe UI",sans-serif;color:var(--ink);background:var(--bg);line-height:1.55;-webkit-font-smoothing:antialiased}
a{color:var(--accent)}
a:focus-visible,button:focus-visible,select:focus-visible,summary:focus-visible{outline:3px solid #1a3a0d;outline-offset:2px}
.skip{position:absolute;top:-80px;inset-inline-start:8px;background:#fff;padding:8px 14px;border-radius:8px;z-index:9}
.skip:focus{top:8px}
.g-top{max-width:880px;margin:0 auto;padding:20px 20px 0;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px}
.home{font-weight:700;text-decoration:none;font-size:.92rem}
.langsel{display:flex;gap:6px}
.langsel select,.langsel button{padding:6px 10px;border-radius:8px;border:1px solid var(--line-strong);background:#fff;color:var(--ink);font:inherit;font-size:.88rem}
.langsel button{font-weight:700;cursor:pointer}
main{max-width:880px;margin:0 auto;padding:8px 20px 72px}
main:focus{outline:none}
section{margin:0 0 40px}
.hero h1{font-size:clamp(1.6rem,4.5vw,2.3rem);line-height:1.2;margin:18px 0 10px}
.hero p{font-size:1.05rem;color:var(--muted);max-width:62ch}
h2{font-size:1.45rem;margin:0 0 10px}
h3{font-size:1.08rem;margin:18px 0 8px}
.btn{display:inline-block;background:var(--accent);color:#fff;text-decoration:none;font-weight:700;padding:12px 18px;border-radius:12px}
.cta-row{display:flex;flex-wrap:wrap;gap:12px 18px;align-items:center}
.more{font-weight:700}
.toc{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.toc a{background:var(--card);border:1px solid var(--line);border-radius:100px;padding:6px 12px;text-decoration:none;font-weight:700;font-size:.9rem}
.kax{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:12px}
.kax>div,.aud-c{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:16px}
.kax h3,.aud-c h3{margin-top:0}
.kax p{margin:0;color:var(--muted)}
.ticks,.safe{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.ticks li{padding-inline-start:28px;position:relative}
.ticks li::before{content:"✓";position:absolute;inset-inline-start:4px;color:var(--accent);font-weight:900}
.safe li{display:flex;gap:12px;align-items:flex-start;background:var(--card);border:1px solid var(--line);border-radius:14px;padding:12px 14px}
.safe li span{font-size:1.4rem;line-height:1.2}
.safe p{margin:0}
.aud{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:12px}
.aud ol{margin:0;padding-inline-start:20px}
.aud li{margin:6px 0}
.walk{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:16px}
.walk-steps{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:14px}
.walk figure{margin:0}
.walk img{display:block;width:100%;height:auto;aspect-ratio:390/640;object-fit:cover;object-position:top;border-radius:12px;border:1px solid var(--line);background:var(--bg)}
.walk figcaption{font-size:.9rem;margin-top:8px}
.walk figcaption b{display:block;color:var(--accent)}
/* with JS: one step at a time, Previous / Next, auto-advance only without prefers-reduced-motion */
.walk.js .walk-steps{display:block}
.walk.js .walk-step{display:none;max-width:420px;margin:0 auto}
.walk.js .walk-step.on{display:block;animation:wfade .35s ease}
@keyframes wfade{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}
@media (prefers-reduced-motion:reduce){.walk.js .walk-step.on{animation:none}}
.walk-nav{display:flex;justify-content:center;align-items:center;gap:14px;margin-top:12px}
.walk-nav button{font:inherit;font-weight:700;padding:8px 14px;border-radius:10px;border:1.5px solid var(--accent);background:#fff;color:var(--accent);cursor:pointer}
.walk-pos{font-size:.9rem;color:var(--muted);min-width:7em;text-align:center}
details{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:12px 16px;margin:0 0 10px}
summary{font-weight:700;cursor:pointer}
details p{margin:8px 0 0}
.cta{background:var(--accent-s);border:1px solid var(--line);border-radius:18px;padding:20px}
@media (max-width:480px){.g-top{padding:16px 16px 0}main{padding:8px 16px 56px}}